x265: fix a conflict between Live Preview and the current job.

x265_cleanup would happily let x265_encoder_open overwrite the global CTU settings. Now it does nothing if an encode is in progress; any new encode will fail (if the CTU size differs), but the current encode will be unaffected.

git-svn-id: svn://svn.handbrake.fr/HandBrake/trunk@7056 b64f7644-9d1e-0410-96f1-a4d463321fa5

diff --git a/contrib/x265/A01-x265-cleanup-nop.patch b/contrib/x265/A01-x265-cleanup-nop.patch
new file mode 100644 (file)
index 0000000..a9d209d
--- /dev/null
+++ b/contrib/x265/A01-x265-cleanup-nop.patch
@@ -0,0 +1,49 @@
+diff --git a/source/CMakeLists.txt b/source/CMakeLists.txt
+--- a/source/CMakeLists.txt
++++ b/source/CMakeLists.txt
+@@ -30,7 +30,7 @@
+ mark_as_advanced(FPROFILE_USE FPROFILE_GENERATE NATIVE_BUILD)
+ 
+ # X265_BUILD must be incremented each time the public API is changed
+-set(X265_BUILD 51)
++set(X265_BUILD 52)
+ configure_file("${PROJECT_SOURCE_DIR}/x265.def.in"
+                "${PROJECT_BINARY_DIR}/x265.def")
+ configure_file("${PROJECT_SOURCE_DIR}/x265_config.h.in"
+diff --git a/source/common/param.cpp b/source/common/param.cpp
+--- a/source/common/param.cpp
++++ b/source/common/param.cpp
+@@ -1183,7 +1183,7 @@
+     uint32_t maxLog2CUSize = (uint32_t)g_log2Size[param->maxCUSize];
+     uint32_t minLog2CUSize = (uint32_t)g_log2Size[param->minCUSize];
+ 
+-    if (g_ctuSizeConfigured || ATOMIC_INC(&g_ctuSizeConfigured) > 1)
++    if (ATOMIC_INC(&g_ctuSizeConfigured) > 1)
+     {
+         if (g_maxCUSize != param->maxCUSize)
+         {
+diff --git a/source/encoder/api.cpp b/source/encoder/api.cpp
+--- a/source/encoder/api.cpp
++++ b/source/encoder/api.cpp
+@@ -177,15 +177,18 @@
+         encoder->printSummary();
+         encoder->destroy();
+         delete encoder;
++        ATOMIC_DEC(&g_ctuSizeConfigured);
+     }
+ }
+ 
+ extern "C"
+ void x265_cleanup(void)
+ {
+-    BitCost::destroy();
+-    CUData::s_partSet[0] = NULL; /* allow CUData to adjust to new CTU size */
+-    g_ctuSizeConfigured = 0;
++    if (!g_ctuSizeConfigured)
++    {
++        BitCost::destroy();
++        CUData::s_partSet[0] = NULL; /* allow CUData to adjust to new CTU size */
++    }
+ }
+ 
+ extern "C"